Solo Artist
Holds writing credit on 125 of 125 tracks
All 125 of their studio tracks are written by the band, with no outside writer anywhere. Robb Flynn is credited on 124 of them.
Across all 125 tracks: how many Machine Head wrote alone, how many they co-wrote, and how many were written by others. The bracket marks every track they hold any writing credit on.
Share of all 125 tracks where they are personally credited, by role.
Percentage of all 125 tracks, across every album, where each member holds a credit - split by role.
| Member | Period | Lyrics | Music | Production | Performance |
|---|---|---|---|---|---|
| Robb Flynn | 1991-present | 99% |
24% |
62% |
80% |
| Jared MacEachern | 2013-present | 10% |
22% |
0% |
22% |
| Reece Scruggs | 2024-present | 0% |
0% |
0% |
0% |
| Matt Alston | 2019-present | 0% |
0% |
0% |
0% |
| Logan Mader Former | 1991-1998 | 0% |
18% |
0% |
17% |
| Adam Duce Former | 1991-2013 | 8% |
26% |
0% |
58% |
| Chris Kontos Former | 1992-1995 | 0% |
17% |
0% |
17% |
| Dave McClain Former | 1995-2018 | 2% |
51% |
0% |
80% |
| Ahrue Luster Former | 1998-2002 | 2% |
17% |
0% |
21% |
| Phil Demmel Former | 2003-2018 | 6% |
29% |
0% |
42% |
| Wacław Kiełtyka Former | 2019-2023 | 0% |
2% |
0% |
0% |
| Tony Costanza Died 2020 | 1991-1992 (died 2020) | 0% |
0% |
0% |
0% |
Machine Head's writing credit per album, in release order. Hover any bar for the album.
Where Machine Head sits on the scale from a pure performer (0%, sings songs written by others) to a complete author (100%, writes everything). The bright marker is their catalogue authorship score, plotted against other artists on the site.
Reference artists spread across the scale, closest by genre and era.
All eleven studio albums. The live albums, the compilations, the demos and the EPs sit outside this catalogue.
Roadrunner
Roadrunner
Roadrunner
Roadrunner
Roadrunner
Roadrunner
Roadrunner
Nuclear Blast
Nuclear Blast
Nuclear Blast / Imperium
Nuclear Blast / Imperium
No albums from this decade.
Machine Head125 tracksBubble size = tracks worked on together. ZO Zack Ohren · CR Colin Richardson · JK Johnny K · RR Ross Robinson · JU Juan Urteaga · RS Reese Scruggs
Data Insight
Every one of their 125 studio tracks is written by the band, and Robb Flynn is on 124 of them. Everyone else rotates: Dave McClain on 64, Adam Duce on 40, Phil Demmel on 37. Nobody from outside the band appears on any of it, which is unusual for a catalogue this long with this much turnover.
Quick Facts
Creative Fingerprint
One writer on everything for thirty years, with the other names replaced twice over.
The Story
Machine Head formed in Oakland in 1991 around Robb Flynn, who had left Vio-lence, and put out Burn My Eyes in 1994. Eleven studio albums have followed through several complete changes of lineup, with Flynn the only constant.